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Unformatted text preview: and oxygen isotopes as a catalyst a catalyst acts just like it does in the body where an enzyme causes a reaction to happen faster and more continuously to produce one alpha particle, two positrons, and two electron neutrinos. This is the same type of reaction that occurs in the massive star except its catalysts are carbon, nitrogen, and oxygen. The positrons will almost instantly annihilate with electrons, releasing energy in the form of gamma rays. The neutrinos escape from the star carrying away some of its energy. The carbon, nitrogen, and oxygen isotopes are really one nucleus combined that go through a number of transformations in an endless loop known as the CNO cycle....
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- Spring '09